1323031220222 has 8 divisors (see below), whose sum is σ = 1984551710400. Its totient is φ = 661513983424.

The previous prime is 1323031220207. The next prime is 1323031220237. The reversal of 1323031220222 is 2220221303231.

It is an interprime number because it is at equal distance from previous prime (1323031220207) and next prime (1323031220237).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1323031220222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1211054 + ... + 2027982.

It is an arithmetic number, because the mean of its divisors is an integer number (248068963800).

Almost surely, 2^{1323031220222} is an apocalyptic number.

1323031220222 is a deficient number, since it is larger than the sum of its proper divisors (661520490178).

1323031220222 is an equidigital number, since it uses as much as digits as its factorization.

1323031220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626690.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1323031220222 its reverse (2220221303231), we get a palindrome (3543252523453).

The spelling of 1323031220222 in words is "one trillion, three hundred twenty-three billion, thirty-one million, two hundred twenty thousand, two hundred twenty-two".